Astronomers said Wednesday that each of the 100 billion stars in the Milky Way probably has at least one companion planet, on average, adding credence to the notion that planets are as common in the cosmos as grains of sand on the beach.

Internet addiction has for the first time been linked with changes in the brain similar to those seen in people addicted to alcohol, cocaine and cannabis. In a groundbreaking study, researchers used MRI scanners to reveal abnormalities in the brai...

Microsoft co-founder Paul Allen and aerospace pioneer Burt Rutan are building the world’s biggest plane to help launch cargo and astronauts into space, in the latest of several ventures fueled by technology tycoons clamoring to write America’s nex...

Researchers say they've found two pits to the east and west of Stonehenge that may have played a role in an ancient midsummer ceremony. The discovery suggests that the 5,000-year-old circle of stones we see today may represent just a few of the pi...

Mexico's archaeology institute downplays theories that the ancient Mayas predicted some sort of apocalypse would occur in 2012, but on Thursday it acknowledged that a second reference to the date exists on a carved fragment found at a southern Mex...

We’ve all experienced it: The frustration of entering a room and forgetting what we were going to do. Or get. Or find. New research from University of Notre Dame Psychology Professor Gabriel Radvansky suggests that passing through doorways is the ...

Looking through walls is no longer something we read about in comic books or watch in Superman movies. The Massachusetts Institute of Technology's Lincoln Laboratory has presented new radar technology that would allow humans to see through a solid...

Researchers said Wednesday they used a cloning technique to create human embryos that were close genetic copies of the people from which they were derived—a potentially significant breakthrough in the quest to develop patient-specific stem cells t...